Home / 71,750.91-99,005.07-41,530.32

Finding the Fourth Proportional to 71,750.91, 99,005.07 and 41,530.32

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Solution

The fourth proportional to 71,750.91, 99,005.07 and 41,530.32 is: 57,305.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,750.91 : 99,005.07 = 41,530.32 : x
  2. Step 2: Convert to fraction form
    71,750.91/99,005.07 = 41,530.32/x
  3. Step 3: Cross multiply
    71,750.91x = 99,005.07 × 41,530.32
  4. Step 4: Simplify right side
    71,750.91x = 4,111,712,238.72
  5. Step 5: Solve for x
    x = 4,111,712,238.72/71,750.91
  6. Step 6: Final answer
    x = 57,305.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.